Appendix C, Auxiliary Power for the 8110 Telephone | AT&T 8102

Appendix C

Auxiliary Power for the 8110 Telephone

If you are using an 8110 telephone, it is recommended that you install auxiliary power (9V DC, 100 mA.) to improve the performance of the speakerphone under the following conditions:

		● When loop length exceeds:
	If you are using:	➤ 19,000 feet (22 gauge)
	Circuit Pack TN742	➤ 12,000 feet (24 gauge)
	Circuit Pack TN742
	Circuit Pack TN769	➤ 7,500 feet (26 gauge)
	Circuit Pack TN769
		or
		● When loop resistance exceeds 300 ohms
		or
		● When loop current is less than 26 mA.

		● When loop length exceeds:
	If you are using:	➤ 12,000 feet (22 gauge)
	Circuit Pack SN229	➤ 8,000 feet (24 gauge)
	Circuit Pack SN229
		➤ 5,000 feet (26 gauge)
		or
		● When loop resistance exceeds 200 ohms
		or
		● When loop current is less than 26 mA.

	Any installation	When loop current is less than 26 mA.

	Any installation	When another analog telephone is bridged
	Any installation	with the 8110 telephone
		with the 8110 telephone

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AT&T 8102 user manual Appendix C, Auxiliary Power for the 8110 Telephone

Contents

AT&T Trademarks Contents Important Safety Instructions Use Service Consignes DE Securite Importantes Emploi Conservez CES Instructions Entretien Your 8102 and 8110 Telephones Appendix BPage TOP View 8110 Telephone Top, Side, and Bottom Views Handset Adjunct equipment jack On the 8102 only Auto Answer button On the 8110 only Program button Tone Selector Fast or Slow Ringer Volume controlFlash button Line jack Installing Your Telephone Table/Desk Installation Handset cord jack Handset jack Wall Installation Rotating the Handset Tab Triangle Mounting studs Base Base Locking Tab Voice Terminal Wall Using the Features Labeling the Programmable Dialing Button Designation Card Removing and Covering the Auto Answer Button Page Using the Features Answering and Placing a Call To place a call using the speakerphone for 8110 users To end a call To have your telephone automatically answer a call To turn off the Auto Answer featureAuto Answer for 8110 Users To put a call on hold FlashHold To return to the held call Message Mute for 8110 Users Personalized Ring Programmable Dialing Buttons Programmable Dialing Buttons To erase a number stored on a programmable dialing button Redial With Auto-PauseTo dial a number with a programmable dialing button To erase ALL stored access codes To program an automatic pause for redialed numbers To prevent other party from hearing you To mute microphone Speakerphone for 8110 UsersTo place/answer a call without lifting the handset To change from speakerphone to handset Appendix a Page Originating Calls Appendix BAnswering Calls Putting Calls on Hold Switching from the Headset to the Handset Auxiliary Power for the 8110 Telephone Appendix C Appendix D If Your Telephone Does Not Respond FCC Registration and Repair Information Connection and USE with the Nationwide Telephone Network Interference Information Right of the Telephone Company AT&T Warranty Information Erasing a Number in Memory Storing Numbers in MemoryDialing Numbers in Memory Holding and Returning to a Call Using the Built-in Speakerphone For 8110 Users Only Using the Auto Answer Feature For 8110 Users Only Comcode 555-015-131 Graphics AT&T Issue 2, March